/ Dictionary / Index L ligamentous: Meaning and Definition of Find definitions for: lig•a•men•tous Pronunciation: (lig"u-men'tus), [key] — adj. pertaining to, of the nature of, or forming a ligament. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ligament ligamentum Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language